This index map that can be used to locate individual images from the Stanford-Cambridge Radar Film Digitization Project,This layer provides an index map that can be used to locate individual scanned map sheets.This index map that can be used to locate individual images from the Stanford-Cambridge Radar Film Digitization Project,This layer provides an index map that can be used to locate individual scanned map sheets.This index map that can be used to locate individual images from the Stanford-Cambridge Radar Film Digitization Project,This layer provides an index map that can be used to locate individual scanned map sheets.